Entergy Arkansas is the largest power provider in the Natural State. The utility serves approximately 700,000 residential, commercial, industrial, and government customers in 63 eastern and central Arkansas counties. Residential customers account for about 84% of total clients. The Entergy subsidiary also has interests in fossil-fueled, nuclear, and hydroelectric power generation facilities with 4,736 MW of capacity, and it offers energy conservation and management programs. Entergy's utilities (including Entergy Arkansas) deliver power to 2.8 million utility customers in Arkansas, Louisiana, Mississippi and Texas.